Home / 746,219.16-1,029,786.34-423,947.39

Finding the Fourth Proportional to 746,219.16, 1,029,786.34 and 423,947.39

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Solution

The fourth proportional to 746,219.16, 1,029,786.34 and 423,947.39 is: 585,049.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,219.16 : 1,029,786.34 = 423,947.39 : x
  2. Step 2: Convert to fraction form
    746,219.16/1,029,786.34 = 423,947.39/x
  3. Step 3: Cross multiply
    746,219.16x = 1,029,786.34 × 423,947.39
  4. Step 4: Simplify right side
    746,219.16x = 436,575,231,100.65
  5. Step 5: Solve for x
    x = 436,575,231,100.65/746,219.16
  6. Step 6: Final answer
    x = 585,049.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.